Vacuum cleaner



FIG. 1 is a top front and left side perspective view of a vacuum cleaner showing our new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is an enlarged front elevational view thereof;

FIG. 7 is an enlarged rear elevational view thereof;

FIG. 8 is a right side elevational view of a second embodiment thereof;

FIG. 9 is a top plan view thereof;

FIG. 10 is a bottom plan view thereof;

FIG. 11 is an enlarged rear elevational view thereof; and

FIG. 12 is a top, front and left side perspective view thereof.

The front elevational view of the second embodiment is the same as FIG. 6. The electric cord shown in broken lines in FIGS. 1, 3, 6, 7, 9, 11 and 12 is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a vacuum cleaner, as shown and described. 